1. The number of subsets of the set {2, 3, 5} is
CA Foundation Paper 3
Sets, Relations and Functions MCQ
Chapter 7 • 95 Questions from ICAI Study Material
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95
Est. Time
71 min
Source
ICAI Book
Question 1 of 95 0 correct | 0 wrong
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Sample Questions: Sets, Relations and Functions
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A) 3 ✓
B) 8
C) 6
D) none of these
2. The number of subsets of a set containing n elements is
A) 2^n
B) 2^(-n) ✓
C) n
D) none of these
3. The null set is represented by
A) {phi}
B) {0}
C) phi ✓
D) none of these
4. A = {2, 3, 5, 7}, B = {4, 6, 8, 10} then A intersection B can be written as
A) { } ✓
B) {phi}
C) (AUB)'
D) None of these
5. The set {x | 0<x<5} represents the set when x may take integral values only
A) {0, 1, 2, 3, 4, 5}
B) {1, 2, 3, 4} ✓
C) {1, 2, 3, 4, 5}
D) none of these
6. The set {0, 2, 4, 6, 8, 10} can be written as
A) {2x | 0<x<5}
B) {x : 0<x<5}
C) {2x : 0<=x<=5} ✓
D) none of these
7. If P = {1, 2, 3, 5, 7}, Q = {1, 3, 6, 10, 15}, Universal Set S = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15}. The cardinal number of P intersection Q is
A) 3 ✓
B) 2
C) 0
D) none of these
8. The cardinal number of P union Q is
A) 10 ✓
B) 9
C) 8
D) none of these